<?php
/**
 * Created by PhpStorm.
 * User: zhangrxiang
 * Date: 2016/11/11
 * Time: 11:23
 * Project name: PHPTEST
 * File name: Shop.php
 * @package com\zrx\pro
 * @copyright Copyright (c) 2016 ZRX Software LLC
 * @license https://github.com/zhangrxiang
 * @since 1.0.0
 */

namespace com\zrx\pro;


interface Shop
{
    const b = 'Interface constant';
    public function buy($gid);
    public function sell($gid);
    public function view($gid);
}